With D3O knuckle protection built-in to the glove for that extra bit of protection without losing comfort or mobility

it can easily be used with one hand to hold your cassette while you remove the lock nut

1 Set Shifty includes:

MW-16 — 16 mm

For use with Shimano Hollowtech II cranksets with 24mm spindle

XT FCM8100 1x12 Speed Crank Arms 24mm Direct Mount No Spider No Chainring 52mm Chainline Black170mm PLP|EMTB Optimised With D3O knuckle protection built-inThe Shimano XT M8100 series cranks are built to handle everything you can throw at them. By utilising Hollowtech II technology Shimano is able to keep the weight down, while still creating a rigid crank arm capable of handling some seriously aggressive trail riding. The M8100 cranks are compatible with both Boost and non Boost frames. Also check out the M8120 cranks for the Boost only version. Who's this item for: Designed for aggressive trail riding,